these 2 derivations will be built:
  /nix/store/pb9h9j4jwr0kl6nha8dq8xa4s9c2qv5n-flake-inputs.drv
  /nix/store/ryd0qh1gl2ldflq4lsfws76ddcjbhh8m-check-flake-inputs.drv
building '/nix/store/pb9h9j4jwr0kl6nha8dq8xa4s9c2qv5n-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=20&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/pb9h9j4jwr0kl6nha8dq8xa4s9c2qv5n-flake-inputs.drv' on farm.numtide.com:50051
flake-inputs> elastic-arm-9a50e053: building pb9h9j4jwr0kl6nha8dq8xa4s9c2qv5n-flake-inputs.drv
building '/nix/store/ryd0qh1gl2ldflq4lsfws76ddcjbhh8m-check-flake-inputs.drv' on 'grpc://farm.numtide.com:50051?connect-timeout=22&system=aarch64-linux&token-file=/run/nix-farm-client/farm-token'
building '/nix/store/ryd0qh1gl2ldflq4lsfws76ddcjbhh8m-check-flake-inputs.drv' on farm.numtide.com:50051
check-flake-inputs> elastic-arm-9a50e053: building ryd0qh1gl2ldflq4lsfws76ddcjbhh8m-check-flake-inputs.drv